Input interpretation
potassium superoxide
Chemical names and formulas
formula | KO_2 Hill formula | KO_2+ name | potassium superoxide IUPAC name | potassium molecular oxygen alternate names | potassium dioxide | potassium molecular oxygen | potassium oxide super mass fractions | K (potassium) 55% | O (oxygen) 45%
Structure diagram
Structure diagram
vertex count | 3 edge count | 1 Schultz index | 4 Wiener index | 1 Hosoya index | 2 Balaban index | 1
Basic properties
molar mass | 71.096 g/mol phase | solid (at STP) melting point | 560 °C density | 2.14 g/cm^3 solubility in water | decomposes
Units
Solid properties (at STP)
density | 2.14 g/cm^3
Units
Thermodynamic properties
specific heat capacity c_p | solid | 1.09 J/(g K) molar heat capacity c_p | solid | 77.5 J/(mol K) specific free energy of formation Δ_fG° | solid | -3.367 kJ/g molar free energy of formation Δ_fG° | solid | -239.4 kJ/mol specific heat of formation Δ_fH° | solid | -3.981 kJ/g molar heat of formation Δ_fH° | solid | -283 kJ/mol specific entropy S° | solid | 1.646 J/(g K) molar entropy S° | solid | 117 J/(mol K) molar heat of fusion | 20.6 kJ/mol | specific heat of fusion | 0.29 kJ/g | (at STP)
Chemical identifiers
![CAS number | 12030-88-5 PubChem CID number | 61541 PubChem SID number | 24856841 SMILES identifier | O=O.[K+] InChI identifier | InChI=1/K.O2/c;1-2/q+1; RTECS number | TT6053000 MDL number | MFCD00082411](../image_source/f34d5eff28901873c946ed8daa3e2863.png)
CAS number | 12030-88-5 PubChem CID number | 61541 PubChem SID number | 24856841 SMILES identifier | O=O.[K+] InChI identifier | InChI=1/K.O2/c;1-2/q+1; RTECS number | TT6053000 MDL number | MFCD00082411
NFPA label
NFPA label
NFPA health rating | 3 NFPA fire rating | 0 NFPA reactivity rating | 3 NFPA hazards | oxidizing agent
Toxicity properties
RTECS classes | mutagen
Ion equivalents
K^+ (potassium cation) | 1